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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Overcast

54°F

12°C

Humidity 81%
Wind Speed SSE 8 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Apr 01:35 AM PDT
Extended Forecast for

2 Miles NE Union City CA

  • Overnight

    Overnight: A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Slight Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 60. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 48. West wind 5 to 9 mph becoming south southwest after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. West southwest wind 5 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 46. Calm wind.
Monday
Mostly sunny, with a high near 60. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 48. West wind 5 to 9 mph becoming south southwest after midnight.
Tuesday
Mostly sunny, with a high near 60. West southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 47. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
A slight chance of rain. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Union City CA
 37.61°N 122°W (Elev. 594 ft)
Last Update:
1:26 am PDT Apr 13, 2026
Forecast Valid:
1am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation